236 results about "Colourant" patented technology

The present invention is a color filter provided with at least a substrate and a colored layer provided on the substrate, the colored layer including: a green colored layer containing a halogenated zinc phthalocyanine pigment to which a substituent is bonded via an ether bond; and a blue colored layer containing a lake pigment having a specific structure.

The invention relates to the technical field of optical protective materials, in particular to an anti-dazzle full-ultraviolet-proof optical protective material and a preparation method thereof.The anti-dazzle full-ultraviolet-proof optical protective material is formed by sequentially compounding a scratch-resistant hardened layer, a PET film layer a, a composite adhesive layer, a PET film layer b, an installation adhesive layer and a PET release film layer from top to bottom; the preparation method comprises the following steps: mixing organic silicon modified polyurethane acrylate, a pigment, a reactive diluent, a flatting agent, a photoinitiator, a solvent and modified nano silicon dioxide to prepare a photocurable scratch-resistant hardening coating liquid; in order to endow the optical material with excellent infrared barrier property and heat insulation property, cesium tungsten bronze is introduced into a composite adhesive layer as a filler, and in order to improve the adhesive power and water resistance of a composite adhesive solution, epoxy resin is taken as a base material, organic silicon modified polyurethane acrylate is introduced as a water-resistant component, acrylic acid is taken as tackifying resin, and a curing agent is taken as a curing agent. And bisphenol A ethoxylate dimethacrylate is used as a diluent.

The invention discloses a polyurethane modified polytetrafluoroethylene ink formula and a preparation method thereof, and relates to the technical field of polytetrafluoroethylene processing, and the preparation method comprises the steps of raw material collection and preparation, auxiliary agent mixing, formula optimization and reaction post-treatment. The invention discloses a graphene quantum dot-modified waterborne polyurethane pigment which comprises the following raw materials: waterborne polyurethane, modified polytetrafluoroethylene, a pigment, nano titanium dioxide, a carbon nanotube, a dispersing agent, a toughening agent, a fluorosilicone modified acrylate emulsion and a cross-linking agent. The graphene quantum dot-modified waterborne polyurethane pigment has the advantages that graphene quantum dots are added in a pigment treatment link, and excellent optical performance of the graphene quantum dots is utilized, so that the dispersity of the pigment is remarkably improved; by adding the graphene quantum dots, the color saturation of the ink is improved, the printing color is brighter and more durable, the graphene quantum dots can enable the ink to have certain antistatic performance, the problems of ink dot splashing, pattern blurring and the like caused by static electricity in the printing process are effectively avoided, and the printing quality is improved; the surface hydrophobicity, the wear resistance and the chemical stability of the ink can be improved.

The invention belongs to the field of digital ink jet, and discloses a preparation method of a colored nano resin particle dispersion and application of the colored nano resin particle dispersion in digital ink jet. By adopting a cosolvent method, the solubility of the pigment is improved by adding a cosolvent into a monomer, and the coating rate of the pigment is increased. Meanwhile, special monomers are not needed, common traditional emulsion polymerization monomers can be used, the manufacturing process is simple, neck clamping is not prone to occurring, and reaction control is easy. According to the invention, the pigment is coated by an emulsion polymerization technology to obtain the colored nano resin particle dispersion, the digital ink-jet ink is prepared from the colored nano resin particle dispersion, and the ink layer of the digital ink-jet ink has better water resistance, light resistance and migration resistance compared with the traditional dye ink, and has good adhesiveness.

The present application relates to the technical field of textile design, and particularly relates to a method for improving fabric image color distortion by superimposing and developing color of sanding, which comprises the following steps: (1) CMYK four-color yarn design; (2) jacquard CAD design; (3) weaving of grey fabric; (4) dyeing and finishing of the grey fabric; the dyeing and finishing of the grey fabric comprises sanding after light bleaching and fading treatment of the grey fabric. The present application adopts the design method of superimposing and developing color of color image fabric, the color developing mode of color mixing of jacquard CAD technology, and designs through the spinning form of colored weft yarn, jacquard CAD and dyeing and finishing, produces the effect of mutual color bleeding and color mixing of color materials of CMYK four-color yarn through fading treatment, and then carries out sanding treatment, so that the fine and dense fluff of the color yarn is superimposed with the effects of color transmission and improvement of complete covering, the color yarn is subjected to color transmission and superimposed color mixing again, the color is softer and more real by adopting the mode similar to the superimposition of four plates of CMYK color printing.

The invention discloses a single-component dealcoholized silica gel for bonding a low-temperature glass ink coating and a preparation method of the single-component dealcoholized silica gel. The invention relates to a single-component dealcoholized silica gel for bonding a low-temperature glass ink coating, which is prepared from the following components in parts by mass: 1000 parts of 107 glue, 50 to 65 parts of cross-linking agent, 1000 to 1500 parts of filler, 60 to 100 parts of pigment, 10 to 15 parts of tackifier and 35 to 45 parts of titanium complex catalyst. Through the prepared tackifier, the application problem that a low-temperature glass ink coating is prone to paint peeling, paint biting and color changing is solved, and the adhesive property of the single-component dealcoholized silica gel to various base materials is improved.

The pigment metering device is characterized in that an open slot with an upward opening is formed in the front end of a base, paired first supports are arranged on the base on the two sides of the middle of the open slot, through holes are formed in the paired first supports respectively, rotating shafts corresponding to the through holes are arranged in the middle of a balancing frame, and the rotating shafts are connected with the balancing frame. The balancing frame is movably installed in the through hole of the first support through a rotating shaft and located in the open groove, placing barrels are fixedly installed at the two ends of the balancing frame respectively, a colored material cup is movably placed in the placing barrel on the left side, a water cup is movably placed in the placing barrel on the right side, and the material storage box is fixedly installed at the rear end of the base through a second support. The pigment metering device has the advantages that the balancing frame is arranged, the working principle of a balance is utilized, the two ends of the balancing frame are provided with the pigment cup and the water cup respectively, the pigment cup and the water cup conduct accurate feeding through the feeding mechanism, and scientific and accurate metering of pigments is achieved.

The utility model relates to an optical fiber on-line coloring system, comprising an optical fiber coating die holder, which is provided with an optical fiber coating die used for coating a coating on the surface of an optical fiber; a coloring mold is arranged on the coloring mold base, and the coloring mold is used for coloring the surface of the coated optical fiber; wherein the coloring mold is connected with a coloring feeding unit, the coloring feeding unit comprises a rotation driving device, a plurality of color tanks and a rotating disc, the rotation driving device drives the rotating disc to rotate by 360 degrees, the color tanks are arranged on the rotating disc, and the color tanks are connected with the coloring mold through pipelines so as to achieve feeding of different pigments to the coloring mold. According to the optical fiber on-line coloring system, the coloring mold and the coloring feeding unit are additionally arranged, the bare optical fiber needs to penetrate through the coating mold and the coloring mold at the same time, that is, the bare optical fiber can be directly colored after being coated, rotation switching can be conducted through the coloring feeding unit during production, the color changing time is saved, and the production efficiency is greatly improved.

The invention provides a blending device. A rack of the blending equipment is provided with a bearing surface; the bearing surface is used for bearing a storage barrel and is provided with a material injection station and a stirring station; the material injection device comprises a first driving part, a movably arranged pigment storage structure and a first injection structure; wherein the first driving part is in driving connection with the multiple pigment storage structures so as to be used for driving any pigment storage structure to move to the position above the material injection station; the stirring device comprises a stirring structure located at the stirring station, and the stirring structure is used for stirring materials in the storage barrel; the control module is connected with the first driving part and the first injection structure, and the control module controls the first driving part to be opened or closed based on the preset color matching formula and controls the first injection structure to be opened or closed. The problem that in the prior art, the color mixing accuracy and the color mixing efficiency of a manual color mixing mode of the seam beautifying agent are low is effectively solved.

To determine whether a color material of printed matter has been stabilized in a short time without being affected by a difference in content of the printed matter or a printing condition.SOLUTION: A printing system 10 includes: a printer 100 that prints any printed matter on a printing medium; and a colorimeter 200 that measures a color of the printed matter. The printer includes: a printing part 103; and a print control unit 110 that causes the printing part to print, based on information on the printed matter, a measurement patch to be used for measurement of stabilization of a color material of the printed matter and the printed matter, on the printing medium. The colorimeter includes: a colorimetry part 203; and a colorimetry control unit 211 that causes the colorimetry part to measure the measurement patch and determines, based on an amount of change in color of the measurement patch, whether the color material of the printed matter has been stabilized.SELECTED DRAWING: Figure 2

The present invention discloses a method for recycling waste acid gas to prepare pigment, belonging to the technology of waste recycling. This method uses the waste acid gas generated during the preparation process of the encapsulated pigment as raw material, and uses the contained Si and F elements as the activated silicon source and mineralizing agent components respectively to produce vanadium zirconium blue ceramic pigment. The production process will not cause problems of high material consumption or energy consumption, and the production cycle is short; the obtained product has good color system quality, small particle size and high uniformity.

The invention relates to the field of ceramic ink, and discloses a black pigment, ceramic ink prepared from the black pigment and a preparation method of the ceramic ink. The high-tinting-strength cobalt black pigment is prepared by adopting cobalt nitrate, nickel nitrate, chromic nitrate and ferric nitrate according to the molar ratio of 38: 6: 31: 25, co-precipitating, drying to obtain powder, and calcining at the temperature of 1100-1200 DEG C to obtain the high-tinting-strength cobalt black pigment. The ink prepared from the high-tinting-strength cobalt black pigment prepared by the preparation method disclosed by the invention is pure in hue and strong in tinting strength, is particularly suitable for producing dark-color ceramic tile layout products such as black golden flowers and the like, and can well solve the problem that the black color is not pure enough.

The present invention discloses a near-infrared light-transmitting PC material and a preparation method thereof, belonging to the field of polymer materials. The near-infrared light-transmitting PC material of the present invention uses a specific combination of near-infrared absorbing dyes and colorants as components to achieve the effect that the transmittance of invisible light with a wavelength of 380-800 nm is ≤1% and the transmittance of light with a wavelength of 850-960 nm in the near-infrared region is ≥85%, meeting the application requirements of optical components in specific imaging industries.

The invention relates to the technical field of plastic product production, in particular to colored pipe forming equipment which comprises a main material supply mechanism. A plurality of stirring and mixing devices; one end of the main material distributing mechanism is communicated with the main material supply mechanism, and the other end of the main material distributing mechanism is respectively communicated with a feeding hole of each stirring and mixing device; a plurality of toner supply mechanisms, each stirring and mixing device is connected with one toner supply mechanism, and each toner supply mechanism stores toner of different colors; the mixed color material output mechanism is respectively communicated with the discharge hole of each stirring and mixing device and is used for outputting the mixed color material; and the forming device communicates with the mixed color material output mechanism and is used for pipe forming. According to the invention, the problem that the residual mixture can cause the occurrence of mixed color spots on the new raw material is solved, the waste generated during production transition is reduced, the production cost is reduced, the problem of no mixed color spots after switching is solved, the qualified rate and the quality of the product are improved, and the application effect is very good.

The invention discloses high-temperature underglaze Chinese red glaze as well as a preparation method and application thereof, and belongs to the technical field of ceramic high-temperature underglaze colored glaze materials. The high-temperature underglaze Chinese red glaze comprises a high-temperature red pigment, a glaze matrix and related additives, wherein the high-temperature red pigment comprises a base material and a coloring element and is a core coloring component of the Chinese red glaze; the glaze matrix comprises potassium feldspar, muscovite, quartz sand, boric acid and wollastonite, and can be fused at high temperature to form a transparent or semitransparent vitreous layer to wrap and protect the pigment and provide good glaze gloss and flatness at the same time; related additives comprise a shaping agent, a dispersing agent and a mineralizing agent, and the colored glaze processing property can be improved. In addition, the invention further provides a preparation method and a sintering process of the high-temperature underglaze Chinese red glaze, Chinese red can be sintered at the temperature of 1300-1400 DEG C, the glaze color is bright, the chroma is full, the color is normal, darkening and blackening are avoided, and the high artistic value and process practicability are achieved.

The invention discloses an outdoor tent fabric which comprises a base material fabric, a functional coating arranged on the surface of the base material fabric, and a functional film compounded with the base material fabric, the functional coating is composed of a polyurethane emulsion, a waterproof emulsion, a pigment, a thickening agent and a photoinitiator. The preparation method comprises the following steps: slowly adding the waterproof emulsion, the pigment, the photoinitiator and the thickening agent into the polyurethane emulsion to adjust the viscosity so as to prepare the coating agent; the surface of the fabric is coated with the coating agent through a coating machine, and a coating is formed on the surface of the base material fabric through drying and ultraviolet curing; polyurethane hot melt adhesive bonding layers are arranged on the surface of the base material fabric and the surface of the functional film, the fabric and the functional film are flatly stacked together and then moved into a pressing machine, then the hot pressing time and the hot pressing temperature are set, after the temperature is reached, pressing is conducted, hot pressing and film laminating are completed, and the outdoor tent fabric is prepared. According to the outdoor tent fabric, the functions of flame retardance, water resistance and the like are integrated in the mode of combining the coating and the laminating, and the fabric is simple in structure and coordinated in function.

The present invention provides a curable composition containing: a colorant containing a pigment; a polymerizable compound; a photopolymerization initiator; and a compound represented by formula (1). Also provided are a film, an optical filter, a solid-state imaging element, and an image display device using the curable composition.

The application relates to the field of ceramic ink preparation, and discloses a method for preparing zirconium-iron red material for ceramic ink prepared from fused zirconia, which comprises the following steps: S1, mixing and treating zircon sand with a modifier; S2, performing smelting treatment on the mixture so that the mixture is completely melted, and after quenching and drying, hollow particles are obtained and reserved; S3, performing grinding treatment on the melt until the melt meets the requirements and is reserved; S4, performing modified desiliconization treatment on the ground melt powder; and S5, mixing and grinding the obtained powder with other raw materials of zirconium-iron red, heating and calcining, and keeping warm, so that the zirconium-iron red material is obtained. The zirconium-iron red material prepared by the method has a color difference value close to that of a chemical zirconium standard material. Due to the improvement of the color development effect, the prepared zirconium-iron red material can be used for the preparation of ceramic ink, so that the ceramic product presents a more bright and uniform red color after firing, and the attraction and market competitiveness of the product are improved.

The utility model discloses a color material dispersion testing machine, wherein the color material dispersion testing machine comprises a base, an extrusion device, a heating device and a collecting device. The extrusion device is arranged on the base. The extrusion device comprises a feeding hopper, a driving assembly and an extrusion pipe. The feeding hopper is located at the input end of the extrusion pipe and is used for inputting color material. The driving assembly is used for dispersing color material and outputting the color material through the output end of the extrusion pipe. The heating device is arranged at the output end of the extrusion pipe. The heating device is used for melting the color material. The collecting device is detachably connected to the output end of the heating device. The collecting device comprises a fan and a color developing strip. The fan is used for blowing the color material from the heating device to the color developing strip to present color development. The color material does not need to be manually transferred from dispersion to collection of color, which has high automation degree. The problems of loss, pollution and state change caused by manual transfer of the color material are avoided. The collection rate of color material dispersion is improved, and the accuracy and reliability of the test are improved.

The present application relates to the technical field of neutral ink, and particularly relates to a sericin micro-nanoparticle neutral ink, a preparation method and application thereof, sericin micro-nanoparticles 0.05% to 20%, colorant 0.05% to 40%, additive 0.05% to 1.0%, antibacterial agent 0.05% to 1.0%, and the balance is water; the sericin micro-nanoparticles are prepared from sericin through glutamine transaminase crosslinking. The present application adopts glutamine transaminase crosslinking sericin protein to form sericin micro-nanoparticles as a film forming agent and a load stable base material, which is added into neutral ink, has a higher specific surface area, more hydrophobic groups and hydrophilic groups, so as to load and disperse biodegradable natural colorant through interface interaction, so that the neutral ink is functionalized, has higher colorant loadability, and meanwhile, the sericin micro-nanoparticles have excellent antioxidant property, can effectively protect biodegradable colorant, and improve the photo-thermal stability thereof.

The present invention belongs to the field of architectural ceramics and relates to a praseodymium-based pigment, a method for preparing the pigment, and a method for preparing green decorative ceramic panels using a pure ammonia atmosphere. The praseodymium-based pigment has a core-shell structure composed of a zirconium silicate core and a borosilicate glass shell uniformly distributed with +3-valent Pr ions. Because the zirconium silicate matrix has excellent high-temperature stability, the resulting core-shell green pigment also exhibits excellent high-temperature stability. During high-temperature use, it is not easily eroded by other glazes, resulting in a decorative ceramic product with a good three-dimensional appearance and a smooth surface free of noticeable pores.

The invention relates to the technical field of ceramic glaze preparation, and discloses an additive for stabilizing firing color development of a ceramic glaze and a method thereof. Comprising 20-30 parts of magnesium oxide, 15-20 parts of zinc oxide, 5-10 parts of tin oxide, 10-15 parts of sodium phosphate, 3-5 parts of rare earth oxide, 3-5 parts of layered dihydroxy hydroxide, 0.5-1.2 parts of up-conversion luminescent nanoparticles, 2-3 parts of a magnetic composite medium and 5-8 parts of nano barium titanate. Oriented arrangement of SnO2 crystal grains is realized through magnetic field induction of a Fe3O4 coated SiO2 core-shell structure, rare earth ions are released in a gradient manner in combination with layered dihydroxy hydroxide, and a microwave-magnetic field-laser multi-physical field coupling gradient firing process is cooperated, so that the specular reflectance and optical uniformity of a glaze surface are remarkably improved, pigment decomposition in a high-temperature stage and generation of crystal boundary defects are inhibited, and the glaze quality is improved. The color development stability and the energy consumption efficiency are synchronously improved, and the problems of light scattering misalignment, rare earth chelation failure and glaze layer performance degradation caused by thermal field regulation lag due to disordered arrangement of crystal grains in the traditional process are solved.

A method of coating a contact to have various colors. The color may be selected to match a color of a portion of a device housing of an electronic device housing the contact. Examples alternatively provide a method of coating a contact to have a color that contrasts the color of a portion of the device housing. These methods can provide electrical contacts with low contact resistance and good corrosion and scratch resistance.

The invention discloses an elastomer impression material as well as a preparation method and application thereof, and relates to the technical field of impression materials. The elastomer impression material comprises a primary impression and a light body, wherein the primary impression and the light body respectively comprise a polysiloxane compound, hydrogen-containing silicone oil, a catalyst, a filler, a pigment and a fluorescent pigment. The marking efficiency of the light body in the indicating process is improved through cooperation of the pigment and the fluorescent pigment, the marking face is mainly used for marking a large continuous face, the light body is mainly used for marking lines such as gingival lines, pit fissures and palate, the color between the light body and the initial impression and the color tone and effect of fluorescent light are combined, and the marking efficiency of the light body in the indicating process is improved. The positions of gingiva, soft tissue, prepared teeth and the like of the teeth and the transition and boundary of the structure are clearly and accurately marked, the machine learning process is accelerated, and the tedious link of manual marking is omitted. The preparation method is simple, convenient and rapid, the oral cavity diagnosis and treatment efficiency and precision are improved, and a more efficient and more accurate solution is provided for application of artificial intelligence in the dental field.

The invention relates to a narrow-half-peak-width performance color master batch and a preparation method thereof, and relates to the field of color master batch materials and preparation thereof.The narrow-half-peak-width performance color master batch is prepared from, by mass, 35-50 parts of polymethyl methacrylate, 15-20 parts of polyethylene glycol terephthalate, 0.1-0.2 part of inorganic pigment, 4-8 parts of dispersing agent, 1-2 parts of nucleating agent and 0.5-1 part of modified antioxidant. The preparation method comprises the following steps: drying polymethyl methacrylate and polyethylene glycol terephthalate, adding an inorganic pigment, a dispersing agent, a nucleating agent and a modified antioxidant, stirring and mixing, melting and blending, cooling, pelletizing, screening and drying to obtain the color master batch with narrow half-peak width performance. The color master batch prepared by the invention has high saturation and purity, and the color master batch has good light resistance and heat resistance.

A production process of polyurethane soft foam material with multi-colors integrated, comprising the following steps: providing raw materials for preparing the polyurethane soft foam material; providing a discharging mechanism, which comprises a colorant extruding part, a polyurethane raw material mixing chamber communicating with the colorant extruding part, and a swing discharging part arranged at the discharging end of the polyurethane raw material mixing chamber; mixing the polyurethane raw materials: inputting preselected colorants; opening the mixing switch of the polyurethane raw material mixing chamber while opening one of the at least two switches; opening the switch of the swing discharging part; opening one of the at least two switches at intervals so that the swing discharging part forms impact waves when swinging to foam and form the polyurethane soft foam material with multi-colors integrated. The production process can form various colors combined in various sequences to form a polyurethane foaming material with aesthetic appearance similar to rainbow.

The utility model discloses a quick color changing and material mixing device for marbling-imitated injection molding products, which relates to the related field of material changing devices and comprises a base assembly, a conveying assembly, a color changing and material mixing assembly and a cleaning assembly, the upper end of the base assembly is fixedly connected with the conveying assembly, the upper end of the base assembly is fixedly connected with the color changing and material mixing assembly, and the cleaning assembly is fixedly connected with the color changing and material mixing assembly. The front end of the base assembly is fixedly connected with the cleaning assembly, the base assembly further comprises a base, and the upper end of the base is fixedly connected with the conveying assembly; the connecting insertion rod is fixedly connected to the upper end of the base; the pipe frame is arranged in the middle of the base; the display controller is fixedly connected to the rear side of the left end of the base; and the cleaning assembly capable of automatically detecting and discharging residual materials in the injection molding pipe is arranged, so that the device can automatically detect and discharge the residual materials in the injection molding pipe, and the subsequent injection molding effect is affected by residual pigments.

A method of manufacturing coloured silica particles comprising contacting a coloured silicate composition with an acid to provide the coloured silica particles, wherein the coloured silicate composition comprises an alkali metal silicate and a colourant and has a dry solids content of 60% or more. The alkali metal silicate may be a sodium silicate. The colourant may comprise a dye and / or a pigment. The acid may be an inorganic acid selected from sulfuric, hydrochloric, nitric, phosphonic, or carbonic acid or a mixture thereof. The method may comprise a step of drying a mixture comprising an alkali metal silicate and a colourant to provide the coloured silicate composition. Coloured silica particles obtained or obtainable by the method are defined. Coloured silica particles comprising silica particles comprising pores having a mean pore diameter of 3 nm or less; and a colourant contained within the pores.

A controllable patterned artificial stone production apparatus and method are disclosed. The apparatus includes: a mixer; a feeding chamber; a movable mold; a pressing chamber; a cutting device; a polishing and waxing device; and any one or more of a plate, a frame, and a pre-molded patterned material that can be vertically placed in the movable mold and have a preset horizontal cross-sectional shape. The plate is coated with a colorant on its surface, the frame is formed by enclosing the plate and is filled with colorant therebetween, and a lifting device is provided at the upper end of the plate and / or the frame for removing the plate and / or the frame from the movable mold after feeding is completed, leaving the colorant in the artificial stone material, thereby forming a preset pattern in the artificial stone material. The patterned material includes one or more segments, each segment having a similar preset horizontal cross-sectional shape and staggered from each other.

The utility model discloses a caked pigment smashing and grinding device which comprises a grinding barrel and a grinding hammer, the grinding barrel comprises a cylindrical barrel body and a conical barrel bottom, the upper side and the lower side of the grinding hammer are of conical structures and are coaxial with the grinding barrel, the conical part of the lower side of the grinding hammer is located at the barrel bottom, and a gap is reserved between the conical part of the lower side of the grinding hammer and the inner side wall of the barrel bottom to form a grinding groove; the supporting frame is supported on the ground through multiple supporting legs, the grinding barrel is supported on the supporting legs in a floating mode, a motor is installed on the supporting frame, and the output end of the motor drives the grinding hammer to rotate axially through a rotating shaft. And the large blocks are located on the conical part on the upper side of the grinding hammer, are continuously impacted and extruded by the side wall of the grinding barrel and the grinding hammer along with rotation of the grinding hammer, are gradually crushed and cracked into small blocks from the edge, enter the grinding groove and are further ground. And the small blocks directly enter the grinding groove to be finely ground, so that the discharge end is ensured to be in a powder form.